chore: import upstream snapshot with attribution

2026-07-13 13:36:55 +08:00
commit c8a779b1bb
1887 changed files with 3245738 additions and 0 deletions
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+/*
+ * SPDX-FileCopyrightText: Copyright (c) 2024-2025 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef TRT_QKV_TO_CONTEXT_INTERLEAVED_PLUGIN_LEGACY_H
+#define TRT_QKV_TO_CONTEXT_INTERLEAVED_PLUGIN_LEGACY_H
+
+#include "NvInferPlugin.h"
+#include "fused_multihead_attention_v2/fused_multihead_attention_v2.h"
+#include <cuda.h>
+#include <string>
+#include <vector>
+
+namespace nvinfer1
+{
+namespace plugin
+{
+namespace bert
+{
+static constexpr int32_t kSM_XAVIER = 72;
+static constexpr int32_t kSM_TURING = 75;
+static constexpr int32_t kSM_AMPERE_100 = 80;
+static constexpr int32_t kSM_AMPERE_10X = 86;
+static constexpr int32_t kSM_AMPERE_10B = 87;
+static constexpr int32_t kSM_ADA_10X = 89;
+static constexpr int32_t kSM_HOPPER_100 = 90;
+static constexpr int32_t kSM_BLACKWELL_100 = 100;
+static constexpr int32_t kSM_BLACKWELL_120 = 120;
+
+class QKVToContextInterleavedPluginLegacy : public nvinfer1::IPluginV2DynamicExt
+{
+public:
+    QKVToContextInterleavedPluginLegacy(std::string const& name, int32_t hiddenSize, int32_t numHeads, float dqProbs,
+        bool useInt8ScaleMax, bool useExplicitInt8, float qkvScale, float ctxScale);
+
+    QKVToContextInterleavedPluginLegacy(std::string const& name, void const* data, size_t length);
+
+    // It doesn't make sense to make QKVToContextInterleavedPluginLegacy without arguments, so we
+    // delete default constructor.
+    QKVToContextInterleavedPluginLegacy() = delete;
+
+    // IPluginV2DynamicExt Methods
+    nvinfer1::IPluginV2DynamicExt* clone() const noexcept override;
+    nvinfer1::DimsExprs getOutputDimensions(int32_t outputIndex, nvinfer1::DimsExprs const* inputs, int32_t nbInputs,
+        nvinfer1::IExprBuilder& exprBuilder) noexcept override;
+    bool supportsFormatCombination(
+        int32_t pos, nvinfer1::PluginTensorDesc const* inOut, int32_t nbInputs, int32_t nbOutputs) noexcept override;
+    void configurePlugin(nvinfer1::DynamicPluginTensorDesc const* in, int32_t nbInputs,
+        nvinfer1::DynamicPluginTensorDesc const* out, int32_t nbOutputs) noexcept override;
+    size_t getWorkspaceSize(nvinfer1::PluginTensorDesc const* inputs, int32_t nbInputs,
+        nvinfer1::PluginTensorDesc const* outputs, int32_t nbOutputs) const noexcept override;
+    int32_t enqueue(nvinfer1::PluginTensorDesc const* inputDesc, nvinfer1::PluginTensorDesc const* outputDesc,
+        void const* const* inputs, void* const* outputs, void* workspace, cudaStream_t stream) noexcept override;
+
+    // IPluginV2Ext Methods
+    nvinfer1::DataType getOutputDataType(
+        int32_t index, nvinfer1::DataType const* inputTypes, int32_t nbInputs) const noexcept override;
+
+    // IPluginV2 Methods
+    char const* getPluginType() const noexcept override;
+    char const* getPluginVersion() const noexcept override;
+    int32_t getNbOutputs() const noexcept override;
+    int32_t initialize() noexcept override;
+    void terminate() noexcept override;
+    size_t getSerializationSize() const noexcept override;
+    void serialize(void* buffer) const noexcept override;
+    void destroy() noexcept override;
+    void setPluginNamespace(char const* pluginNamespace) noexcept override;
+    char const* getPluginNamespace() const noexcept override;
+
+protected:
+    void createMHARunner() noexcept;
+
+private:
+    std::string const& mLayerName;
+    std::string mNamespace;
+
+    int32_t mS{};
+    int32_t mB{};
+    int32_t mSM{};
+    int32_t mHeadSize{};
+    int32_t mHiddenSize{};
+    int32_t mNumHeads{};
+
+    FusedMultiHeadAttentionXMMAKernelV2 const* mXmmaKernel;
+
+    float mDqProbs{};
+    bool mUseInt8ScaleMax{true};
+
+    bool mUseExplicitInt8{};
+    float mQkvScale{};
+    float mCtxScale{};
+};
+
+class QKVToContextInterleavedPluginLegacyCreator : public nvinfer1::IPluginCreator
+{
+public:
+    QKVToContextInterleavedPluginLegacyCreator();
+
+    char const* getPluginName() const noexcept override;
+
+    char const* getPluginVersion() const noexcept override;
+
+    nvinfer1::PluginFieldCollection const* getFieldNames() noexcept override;
+
+    nvinfer1::IPluginV2* createPlugin(char const* name, nvinfer1::PluginFieldCollection const* fc) noexcept override;
+
+    nvinfer1::IPluginV2* deserializePlugin(
+        char const* name, void const* serialData, size_t serialLength) noexcept override;
+
+    void setPluginNamespace(char const* pluginNamespace) noexcept override;
+
+    char const* getPluginNamespace() const noexcept override;
+
+private:
+    nvinfer1::PluginFieldCollection mFC;
+    std::vector<nvinfer1::PluginField> mPluginAttributes;
+    std::string mNamespace;
+};
+
+} // namespace bert
+} // namespace plugin
+} // namespace nvinfer1
+#endif // TRT_QKV_TO_CONTEXT_INTERLEAVED_PLUGIN_LEGACY_H